| Clinical Information | ||
| A shave biopsy from an ill-defined 1-cm keratotic lesion of the forehead of a 74-year-old man. | ||
| Gross Description | ||
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| HE, 4× | ||
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| HE, 20× | ||
| Source: Department of Pathology, Creighton University Medical Center, Omaha, NE Photo: Sarma DP, Sharma P Discussion: Sarma DP, Sharma PP Reviewed by: Sarma DP, Sharma P | ||